package com.csdn;

public class Test7 {
    public static void main(String[] args) {
        AA aa=new AA();
        AA aa2=new AA();
        AA aa3=aa;
        System.out.println("aa.hashCode()="+aa.hashCode());
        System.out.println("aa2.hashCode()="+aa2.hashCode());
        System.out.println("aa3.hashCode()="+aa3.hashCode());
    }
}
class AA{}